/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncCore/Source/ConcertSyncCore/Public/ConcertSyncSessionDatabase.h
Get Package Event Id from Package Name. The event id will be from the head revision of the package.
True if the package event was found, false otherwise
bool GetPackageHeadEventFromName ( const [FName](API\Runtime\Core\UObject\FName) InPackageName, int64 & OutPackageEventId )